check out polyskid.com look under what's new or new products it's the same as sloan sells.I put one in our 1688 last spring,easier than welding in a patch.It uses polyliners and ss strips that rivet or screw down. on ours the augers rubbed the liner until I loosened the bearings at the ends and picked them up.No wear yet.Ours was pretty rusty not worn through,but patched the neighbors 2188 our old 1480 that was worn through.